find the curved surface are of a sphere of radius 21 cm
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Answer:
Step-by-step explanation:♥️♥️✌️♥️
Surface area of a sphere=4πr
2
=4×
7
22
×21×21cm
2
Surface area of the sphere=5544cm
2♥️✌️
.
Answer:
A≈5541.77
Hope this helps...!!